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RD-TPA1

Digital time switch with astronomical program
3 year or 10 year power reserve(lithium battery).
Sealable cover of the front panel, easy setting by 4 keys.
Automatic summer/winter time switchover
LCD display
Holiday mode.
Single channel
Automatic transfer of weekdays
220-240VAC or 24-264VAC/DC input supply.
2 module Din-rail mounting
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Astronomical time switch is used for switching on and off the lightning or other electrical receivers in accordance to sunset and sunrise with an option to program a night break, which means a temporary switching off of the receivers for savings purposes.

RD-TPA1 series astronomical time switch is for realization of time 
functions in the systems of automatics and steering. It will calculate 
the sunrise and sunset according to the geographic position and 
time zone. Night break program can be used to turn off the output at night. 
There is an internal battery which can protect real time clock and 
all the settings when the electric power supply is off .


Technical data


Supply terminals

A1-A2

Rated voltage

AC 220-240V or AC/DC 24-264V

Rated frequency

50/60Hz,O

Power consumption

1W

Supply volltage tolerance

±10%

Number of channels

1

Program

astronomical

Mode of work

manual, automatic, holiday

Summer /winter time

off, automatic,changeover

Time tolerance

≤1s/day at 25℃

Power reserve

3 year or 10 year

Data readout

LCD display

Number of contacts

1C/0

Current of contacts

16A/250V AC1

Switching capacity

4000VA/AC,384W/DC

Mechanical life

106

Electrical life

105

Rated insulation voltage

250V

Protection degree

IP20

Pollution degree

3

Altitude

≤2000m

Ambient temperature

-30℃~55℃

Permissable relative humidity

≤50% at 40℃(without condensation)

Storage temperature

-35℃~70℃

Wire size

1mm2~4mm2

Tightening torque

0.5Nm

Mounting

TH-35 Rail(EN60715)

Standard

EN/IEC60730-1, EN/IEC60730-2-7


Front-face panel



Wiring diagrams




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